You are doing it wrong!
Missing the point….. again
A customer from WA found this in the course of his travels. Once again a separate fire trip relay has been mistakenly used! To make things worse the power has been fed into the expansion outputs rather than the dedicated inputs. This will work however it makes things harder for the tech who has had …
Missing the point…..
I found this today, a recent install. Maybe we need to make the instructions a little more clear/simple. The installer has used a separate relay to take the fire interface and monitor the fire trip. They have then fed the switched power into the fuse module. The whole point of the PP8FR is to provide …
Spot the problem?
Yes that is a sliding door! This mag lock was installed by a carpenter, it is switched via a cheap hotel style locking system. Obviously this did not work long due to the lock grabbing the armature plate as soon as it slid close to the face. The door would not close and quickly the …
Mag Lock Slow to Release?
If you are finding a mag (electromagnetic) lock to be “sticky” or slow to release it is likely that it has a diode connected across the power terminals. Remove it, problem solved. This is a common mistake. The reverse biased diode is supposed to prevent a current spike (often call back EMF) caused by the …
Fuse Fail (Fail)
Yesterday I was called out on a service job to one of the worst installs I have seen in a while. What makes it worse is that Jack Fuse Power Port modules were being used! What makes it even worse is that it was an add on to a system that I upgraded relatively recently. …
Break Perspex?
Yes that is a solid Perspex box glued over the break glass unit to prevent it ever being used! I found this recently in the foyer of a commercial building on the only exit.